Radial guiding truck



o. K. KJoLsETH l 2,044,575

RADIAL GUIDING TRUCK 4 Filed July 5, 1934 Ivw'entov;

M Ole K. Kjolseth;

Amm-#1195.

Patented June 16, 1936 @NETED STATES PATENT GFFICE RADIAL GUIDING TRUCK Ole K. Kjolseth, Erie, Pa., assignor to General Electric Company, a corporation of New York Application July 5, 1934, Serial No. 733,832

8 Claims. (Cl. 105-174) My invention relates to radial guiding trucks. maintain the rolls I in the proper position, a

An object oi my invention is to provide an imvertical link I8 is connected intermediate its proved guiding truck having radial movement ends to the side links I6, and the upper and lower with respect to a locomotive or car frame supends of the vertical link are respectively conported thereon. I accomplish this object by supnected to the bolster and the truck frame by 5 porting the locomotive or car on a bolster havlinks i9 and 20. The links i9 and 20 are PiVOting a movable center plate guided longitudinally ally connected at either end. In this construcof the truck, and by providing a lateral restraint tion when the bolster 9 is moved laterally in device for resisting lateral movement of the either direction with respect to the truck frame io bolster with respect to the truck. 6, the linkage including links I9 and 2l) and 10 Further objects and advantages of my inventhe vertical link I8, will cause the rolls I5 to be tion will become apparent as the following dedisplaced relative to the sloping surfaces I3 and scription proceeds, and the features of novelty I4, and will cause the Weight carried by the which characterize my invention wi11 be pointed bolster 9 to resist the lateral displacement and i5 out with particularity in the claims annexed to will cause the bolster to be returned to the central l5 and forming a part ofthis specication. position shown in Fig. 3, as soon as the displac- In the accompanying drawing Fig. 1 is a plan ing force is removed. During the lateral disvievv of a radial guiding truck embodying my placement of the bolster, the center plate I0 moves invention; Fig. 2 is a sectional view on line 2-2 longitudinally between the guides i2, and this 2o of Fig. 1; and Fig. 3 is a, sectional view on line movement prevents strains being transmitted 20 3 3 of Fig 1 from the center pin I I to the arms 'I of the truck Referring to the drawing, I have shown my inframe 6. With this construction, it is possible vention in connection with a radial guiding truck to have a radially movable truck with a rigid having a Singie axle l provided with wheels 2 frame having a simple pivotal connection to the and outside journal boxes 3 on which the truck locomotive frame or to an adjacent truck, thus 25 frame 6 is supported The truck frame is Supeliminating a complicated linkage for connecting ported on the axle by leaf springs d connected the guiding truCk to the locomotive or car unat the ends 5 to the truck frame and resting delflame or an adjaoent truck. on the journal boxes intermediate the ends. The Although I have Shown a Particular emboditruck frame 6 has radially extending arms 1 ment 0f my inVentlOl'l, I d0 IlOt desire t0 be 11111- 30 which may be pivotaiiy eonneoted at 3 to the ited to the construction described, and I intend locomotive frame or to an adjacent truck frame. in the appended ClaimS to Cover all modications The truck is provided with a bolster 9 carrying WhiCh d0 not depart from the Spirit and SCOpe 0f a center plate lo on which the locomotive or car my invention.

may be supported by a center pin Il connected What I claim as new and desire to secure by 35 thereto. The center plate I is conned between Letters Patent 0f the United States ist longitudinal guides I2 formedin the bolster which 1. In Combination with a locomotive or ear, a

allow longitudinal movement of the center plate, radially mOVable guiding truCk, a bolster 0n Said and a lubricating oil well is formed by plates 12a truck movable laterally with respect to said truck,

Secured to the guides, said bolster having a guide extending longitudi- 40 Lateral movement of the bolster is resisted nally 0f Said truCk, a longitudinally movable Cenby a gravity centering device of the type shown tel' plate Carried by said bolster and engaging Said in my Patent 1,751,336, assigned to the General guide, and means for restraining lateral move- Electric Company, assignee of this invention, Inent of Said bolster.

although other lateral restraint devices may be 2- In Combination Witll a lOCoInotiVe 0r Cal. a 45 used. This centering device comprises blocks radially movable guiding truCk, a bolster on said having oppositely sloping surfaces I3 and I4 (Fig, truck movable laterally with respect to said truck,

3) which are respectively secured to the bolster said bolster having a guide extending longitudiand to the truck frame, and rolls l5 which ennally of said truck, a longitudinally movable ceno gage the sloping surfaces and transmit the weight ter plate carried by said bolster and engaging said from the bolster to the truck frame. Side links guide, and a gravity Centefing deViCe for restrain- I6 extend on either side of the rolls I5 and are ing lateral movement of said bolster. connected thereto by pins Il. By this arrange- 3. In combination with a locomotive or car, a ment, the rolls I5 are moved together in the optruck movable laterally with respect thereto, a

5 eration of the centering device. In order to bolster on said truck movable laterally with re- 55 spect to said truck, said bolster having a guide extending longitudinally of said truck, a longitudinally movable center plate carried by said bolster and engaging said guide, said bolster having a sloping surface between said bolster and said truck, a movable member engaging said surface for supporting the weight carried by said truck, and a linkage connected to said truck andV said bolster for moving said member relative to said sloping surface upon lateral displacement of said truck.

4. In combination with a locomotive or car, a truck movable laterally with respect thereto, a bolster on said truck movable laterally with respect to said truck, said bolster having a guide extending longitudinally of said truck, a longitudinally movable center plate carried by said bolster and engaging said guide, said bolster having a plurality of sloping surfaces between said bolster and said truck, a plurality of interconnected rollers arranged between said bolster and said truck for supporting the weight carried by said bolster on said truck, and a linkage connected to said bolster and said truck for moving said rollers relative to said surfaces upon lateral displacement of said truck.

5. In combination with a locomotive or car, a radially movable guiding truck, a bolster on said truck movable laterally with respect to said truck, said bolster having guides extending longitudinally of said truck, means including plates extending between said guides for forming a lubricant reservoir, a longitudinally movable center plate engaging said guides and carried by said bolster within said lubricant reservoir, and means for restraining lateral movement of said bolster.

6. In combination with a locomotive or car, a truck movable laterally with respect thereto, a bolster on said truck movable laterally with respect to said truck, said bolster having guides extending longitudinally of said truck, means including plates extending between said guides for forming a lubricant reservoir, a longitudinally movable center plate engaging said guides and carried by said bolster within said lubricant reservoir, said bolster having an inclined surface between said bolster and said truck, a movable member engaging said surface for supporting said bolster on said truck, and a linkage connected to said truck and to said bolster for moving said member relative to said inclined surface upon lateral displacement of said truck.

7. In combination with a locomotive or car, a radially movable guiding truck, means including a bolster on said truck movable laterally thereof and a longitudinally movable center plate carried by said bolster for providing a laterally and longitudinally movable center bearing plate, and means for restraining lateral movement of said bolster.

8. In combinatio-n with a locomotive or car, a radially movable guiding truck, means including a bolster on said truck movable laterally thereof and a longitudinally movable center plate carried by said bolster for providing a laterally and longitudinally movable center bearing plate, means for guiding said center plate and for providing a lubricant reservoir in which said center plate is carried on said bolster, and means for restraining lateral movement of said bolster.

( )LE K. KJOLSETH. 

